What is reverse osmosis? In the lead-up to the 2020 election, all eyes are on Iowa. Get updates of all things Iowa politics delivered to your inbox. Reverse osmosis is a water-purification ...

Asked about protesters who attended a Thursday groundbreaking in Des Moines, demanding action on agricultural pollution and ...

The only way you’ll know is if you get tested,” said a representative for the nonprofit Valley Water Collaborative.

For nearly a month, hundreds of thousands of Iowans have not been allowed to water their lawns—even though there's no drought ...

The lawn watering ban is still in effect going into the holiday weekend. Central Iowa Water Works said they need to see a ...

POLK CITY, Iowa — As a lawn watering ban continues in central Iowa due to high nitrate levels in water sources, farmers and ...

Nitrate levels remain elevated in the Des Moines and Raccoon rivers, two of the drinking water sources for Central Iowa Water Works' 600,000 customers. The regional utility recently shared how it ...

The state and other partners are launching a $1.94 million project in five Iowa counties to reduce nitrate runoff into the ...

A small crowd of protesters gathered outside of a Thursday event with signs decrying Iowa’s water quality, which incited the ...

Thousands of Iowans can't take clean water for granted as nitrate levels rise and shortages continue. How concerned are you ...

Iowa has been experiencing a high nitrate and phosphorous content in rivers, streams and lakes over the past decade. Recent ...

For nearly a month, hundreds of thousands of Iowans have not been allowed to water their lawns — even though there’s no ...